Posted: March 1st, 2008, 2:36am CET
Are you interested in geography? Do you want to get to see your house from space? There are 2 main freeware programs that cover maps and GPS: Google Earth and NASA Worldwind. Google Earth is offered by Google and uses multiple satellites to provide a 3-D view of Earth. There is pictures of a lot of famous and beautiful places. It offers a very high zoom level but only for largely inhabited areas.It has many other features including directions and markers. It can also view the sky and move ar